The purpose of this study was to define element of specialization for interior design education according to investigate samples and analyze situations. The study was composed three schemes as follows, materiality classification of specialization, condition of specialization and survey and analysis of specialization. Materiality specialization classify 4 types which are localization, focus on design process, design and project participation and resource. The specialization conditions, according to classify, were to make cooperation center for practical fields and to find new fields of Interior design education and develope advanced skills.